package cn.cool;


import java.lang.management.MemoryMXBean;

public class CPUTest {
    public static void main(String[] args) {
        Math math = new Math();
        while (true) {
            math.math();
        }
    }
}

class Math {
    public double math() {
        int a = 1;
        int b = 1;
        return 1.0 * a / b;
    }
}
